Format
MM
Murillo Mathiew, Aimar Maria
🇨🇷FIDE 6563619· Female· Costa Rica· Born in 2013
Follow Aimar Maria Murillo MathiewTrack her monthly FIDE ratings, games, tournaments and more.
Aimar Maria Murillo Mathiew, a 13-year-old player, is rated 1453. She has fluctuated between 1428 and 1500 over the past 2 years. 21 rated games in the past year (≈17/year long-term). Recent standard appearances include II Torneo Abierto Memorial Luis Araya Araya 2026, Campeonato Nacional Categorias Menores Pares 2026 U14 Femenino, and Juegos Deportivos Nacionales 2026 Standard U12 Equipo Femenino. Also played 1 rapid and 5 blitz events (including CRChess Blitz 2025) recently. Her peak of 1500 was reached at age 13 (Mar 2026).
At junior level, she reached #40 and #24 nationally in U14 and U12.
Current rating
1453
Standard
Rpd1435·Blz1417
All-time high
1500
−47 pts below
Mar 2026 · age 13
Mar 2026 · age 13
Activity
21
games / yr avg. · ≈2/mo
21 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#201,807
#201,807 · players worldwide · of 216,808
Career timeline
7 entries2026
40th U14 player nationally
at age 13 · rated 1500
Apr 2026
Crossed 1500
at age 13
Mar 2026
All-time peak 1500
at age 13 · −47 from today
Mar 2026
2025
24th U12 player nationally
at age 12 · rated 1472
Dec 2025
Crossed 1400
at age 12
Dec 2025
Crossed 1200
at age 12
Dec 2025
Standard rating history
Last 12 months — activity & highlights
Best result
Campeonato Nacional Categorias Menores Pares 2026 U14 Femeninoperf 2302 (+802) · 5/5 · #7
Top opponent
Evolution
—
Tournaments
7
55 games
Score
26/ 5547.3%
32W7D16L
Top 3 wins
1.[W]vsDaniel A Leguizamon Santamaria1,552·I Festival Clasificatorio Cuarta Division El Guarco AGUA 2025·R5·+24.5
2.[W]vsEmma Wahrmann Brenes1,541·Campeonato Nacional Categorias Menores Pares 2026 U14 Femenino·R4·+22.3
Top 3 losses
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 2/5 | #68 | 1497 | -43.6 |
Open Swiss | Feb 2026 | 5/5 | #7 | 2302 | +48.8 |
Team | Jan 2026 | 5/1 | #10 | — | +18.8 |
Swiss | Nov 2025 | 1.5/2 | #25 | 1638 | -42.8 |
Open Swiss | Nov 2025 | 5/4 | #4 | 1487 | 0.0 |
Rankings
/
Costa Rica
#493
out of 695 players
Americas
#24,070
in continent
World
#201,635
out of 400,000+
National ranking
Europe & World
Europe
World
Costa Rica
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| 5 | 🇨🇷Follow Leonardo Valdes RomeroTrack their monthly FIDE ratings, games, tournaments and more. | 2,326 |
| 6 | 🇨🇷Follow Alfonso Jose Alfaro RojasTrack their monthly FIDE ratings, games, tournaments and more. | 2,316 |
| 7 | 🇨🇷Follow Sergio Duran VegaTrack their monthly FIDE ratings, games, tournaments and more. | 2,283 |
| 8 | 🇨🇷Follow Alexis Murillo TsijliTrack their monthly FIDE ratings, games, tournaments and more. | 2,263 |
| 9 | 🇨🇷Follow David Alejandro Cabezas SolanoTrack their monthly FIDE ratings, games, tournaments and more. | 2,252 |
| 10 | 🇨🇷Follow Sebastian Angulo PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,182 |
| ... | ||
| 493 | 1,453 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
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| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 24070 | 1,453 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
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| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
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| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 201635 | 1,453 | |